Effect of partitioning on wear-leveling

bob prohaska fbsd at www.zefox.net
Tue Mar 22 03:28:35 UTC 2016


On Mon, Mar 21, 2016 at 04:41:10PM -0600, Ian Lepore wrote:
> 
> Also, it's been my experience that it's impossible to "wear out" an
> sdcard.  I once ran a program that just wrote random data continuously
> at full speed to a 512MB card for several months nonstop.  No noticible
> effect on the card.  I actually still use that card today (in one of
> our older products whose filesystem image only needs about 40MB).
> 
> 
Have you ever checked to see how much of the 512 MB capacity remains?
Seems that quite a lot of decay wouldn't show up if you're using less
than 10% of the device's capacity. 

Thank you!

bob prohaska



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